 There are 10 gold medals up for grabs in the velodrome (5 for men, 5 for women).

 The track cycling events are spread out over six days of competition.

 The velodrome can seat 6,000 people.

 250 meters (802 feet) of track was installed over a period of eight weeks by 26 specialist carpenters.

 56 kilometers (35 miles) of surface timber was used on the track, fixed with 300,000 nails.

 Fergus Bell  Twitter http://twitter.com/fergb

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EDITOR'S NOTE  "Eyes on London" shows you the Olympics through the eyes of Associated Press journalists across the 2012 Olympic city and around the world. Follow them on Twitter where available with the handles listed after each item.